Buin AirportBuin Airport was an airport located near Kara, Bougainville Island, Papua New Guinea.HistoryWorld War IIThe airfield was constructed by the Imperial Japanese Navy Air Service in 1943 and known as Kara Airfield and Toripoil Airfield.PostwarThe airport was used by Air Niugini and other local carriers for air service to the Buin area, however the airport was destroyed during the Bougainville Crisis.